Équations équilibrées la veille |
Te2 + O2 = 2 TeO
KI + O3 = K2O + I2 =>
6 KI + O3 = 3 K2O + 3 I2
H2O2(aq) = H2O(i) + O2(g) =>
2 H2O2(aq) = 2 H2O(i) + O2(g)
VO(s) + Fe2O3(s) = FeO(s) + V2O5(s) =>
2 VO(s) + 3 Fe2O3(s) = 6 FeO(s) + V2O5(s)
HCl + Ba(OH)2 = H3O2 + ClBa =>
HCl + Ba(OH)2 = H3O2 + ClBa
Ni(NO3)2 + Fe(NO3)3 + C6H8O7 = NiFe2O4 + CO2 + H2O + N2 =>
9 Ni(NO3)2 + 18 Fe(NO3)3 + 20 C6H8O7 = 9 NiFe2O4 + 120 CO2 + 80 H2O + 36 N2
C3H8O2 + HNO3 = C3H6O6N2 + H2O =>
C3H8O2 + 2 HNO3 = C3H6O6N2 + 2 H2O
MgO + HMnO4 = Mg(MnO4)2 + H2O =>
MgO + 2 HMnO4 = Mg(MnO4)2 + H2O
FeCl3 + Na2(SO4) = Fe2(SO4)3 + NaCl =>
2 FeCl3 + 3 Na2(SO4) = Fe2(SO4)3 + 6 NaCl
HCl + Ba(OH)2 = H3O2 + ClBa =>
HCl + Ba(OH)2 = H3O2 + ClBa
As2S3 + HNO3 + H2O = H3AsO4 + H2SO4 + NO =>
3 As2S3 + 28 HNO3 + 4 H2O = 6 H3AsO4 + 9 H2SO4 + 28 NO
Na2[Cu(OH)4] + HCl = NaCl + Cu(OH)2 + H2O =>
Na2[Cu(OH)4] + 2 HCl = 2 NaCl + Cu(OH)2 + 2 H2O
Ag + H2SO4 = Ag2(SO4)3 + H2O + H2S =>
8 Ag + 15 H2SO4 = 4 Ag2(SO4)3 + 12 H2O + 3 H2S
MgCl2 + H2O = HCl + Mg(OH)2 =>
MgCl2 + 2 H2O = 2 HCl + Mg(OH)2
HCN + Sr(OH)2 = Sr(CN)2 + H2O =>
2 HCN + Sr(OH)2 = Sr(CN)2 + 2 H2O
KCl = Cl + K =>
KCl = Cl + K
Cr2(SO4)3 + (NH4)2S2O8 + H2O = H2Cr2O7 + (NH4)2SO4 + H2SO4 =>
Cr2(SO4)3 + 3(NH4)2S2O8 + 7 H2O = H2Cr2O7 + 3(NH4)2SO4 + 6 H2SO4
TiO2 + C = TiC + CO =>
TiO2 + 3 C = TiC + 2 CO
Ca3(P2O4)2 + SiO2 + C = CaSiO3 + P4 + CO =>
Ca3(P2O4)2 + 3 SiO2 + 5 C = 3 CaSiO3 + P4 + 5 CO
O3 = O2 =>
2 O3 = 3 O2
ZnCl2 + K2SO4 = ZnSO4 + KCl =>
ZnCl2 + K2SO4 = ZnSO4 + 2 KCl
Cu + HNO3 = Cu(NO3)2 + NO + H2O =>
3 Cu + 8 HNO3 = 3 Cu(NO3)2 + 2 NO + 4 H2O
C2H5OH + NaCl = C2H5ONa + HCl =>
C2H5OH + NaCl = C2H5ONa + HCl
Co + Cl = CoCl2 =>
Co + 2 Cl = CoCl2
NaNH2 + H2O2 = NaOH + N2 + H2O =>
2 NaNH2 + 3 H2O2 = 2 NaOH + N2 + 4 H2O
Mg + C4H9OH = MgO + C4H9 + H2 =>
2 Mg + 2 C4H9OH = 2 MgO + 2 C4H9 + H2
Ar + O2 = Ar2O =>
4 Ar + O2 = 2 Ar2O
MgCl2 + KCO3 = Mg(CO3)2 + KCl =>
MgCl2 + 2 KCO3 = Mg(CO3)2 + 2 KCl
Na + LiOH = Na(OH)2 + Li2 =>
Na + 2 LiOH = Na(OH)2 + Li2
Fe2O3 + Cl = FeCl3 + O =>
Fe2O3 + 6 Cl = 2 FeCl3 + 3 O
C7H8 + HNO3 = C7O6H5N3 + H2O =>
C7H8 + 3 HNO3 = C7O6H5N3 + 3 H2O
C12H22O11 + NH4NO3 = C10H15N + H2O + CO2 =>
7 C12H22O11 + 3 NH4NO3 = 6 C10H15N + 38 H2O + 24 CO2
CO2(g) + H2O(l) = C6H12O6(aq) + O(g) =>
6 CO2(g) + 6 H2O(l) = C6H12O6(aq) + 12 O(g)
H5COOH + O2 = CO2 + H2O =>
2 H5COOH + 3 O2 = 2 CO2 + 6 H2O
Pb(NO3)2 = NO2 + O2 + PbO =>
2 Pb(NO3)2 = 4 NO2 + O2 + 2 PbO
NH4Br + Cu = CuBr2 + NH3 + H2 =>
2 NH4Br + Cu = CuBr2 + 2 NH3 + H2
S + O2 = SO2 =>
S + O2 = SO2
ZnCl2 + K2SO4 = ZnSO4 + KCl =>
ZnCl2 + K2SO4 = ZnSO4 + 2 KCl
SrCO3 = CO2 + SrO =>
SrCO3 = CO2 + SrO
Fe(SCN)3 + FeCl3 = FeSCN + Cl =>
Fe(SCN)3 + 2 FeCl3 = 3 FeSCN + 6 Cl
NH4NO3 + BaCl2 = NH4Cl2 + BaNO3 =>
NH4NO3 + BaCl2 = NH4Cl2 + BaNO3
C7H8 + HNO3 = C7O6H5N3 + H2O =>
C7H8 + 3 HNO3 = C7O6H5N3 + 3 H2O
Ca2(CO3) + HCl = CO2 + CaCl + H2O =>
Ca2(CO3) + 2 HCl = CO2 + 2 CaCl + H2O
ZnCl2 + K2SO4 = ZnSO4 + K2Cl2 =>
ZnCl2 + K2SO4 = ZnSO4 + K2Cl2
N2O5 + Ba(OH)2 = N(OH)5 + BaO =>
N2O5 + 5 Ba(OH)2 = 2 N(OH)5 + 5 BaO
NaHCO3 + HF = NaF + CO2 + H2O =>
NaHCO3 + HF = NaF + CO2 + H2O
CH3CH2OH + HCl + K2Cr2O7 = CrCl3 + KCl + CH3COOH + H2O =>
3 CH3CH2OH + 16 HCl + 2 K2Cr2O7 = 4 CrCl3 + 4 KCl + 3 CH3COOH + 11 H2O
CaI2 = Ca + I2 =>
CaI2 = Ca + I2
HCN + CuSO4 = H2SO4 + Cu(CN)2 =>
2 HCN + CuSO4 = H2SO4 + Cu(CN)2
KHCO3 = CO2 + H2O + K2CO3 =>
2 KHCO3 = CO2 + H2O + K2CO3
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